feat: comprehensive CMS improvements

- Fix DOMPurify SSR crash (use isomorphic-dompurify)
- Fix SanitizedHtml to sanitize by default
- Add auth guards to studio/catalog maintenance pages
- Add update/edit to vouchers CRUD
- Add update/edit to rare-values CRUD
- Add approve workflow to applications page
- Add edit form to guilds detail page
- Add SEO metadata to all public pages (21 pages)
- Fix mobile nav accessibility (focus trap, aria attributes)
- Fix missing labels and table accessibility
- Add dynamic imports for heavy client components (6 components)
- Fix silent error swallowing (40+ locations)
- Add content scheduling for articles (publishAt, status)
- Wire up 12 missing webhook notification triggers
- Add global search to admin panel
- Add bulk actions to admin users table
- Fix JSON formatting and a11y issues

src/app/mod/cfh/page.tsx

@@ -15,6 +15,7 @@ import { requireModPermission } from "@/lib/admin/guard";
 import { calcPagination, parseListParams } from "@/lib/admin-helpers";
 import { db, SupportTickets, User } from "@/lib/db";
 import { PERMS } from "@/lib/permissions";
+import { logServerError } from "@/lib/server-log";
 
 const SORT_COLS = {
 	id: SupportTickets.id,
@@ -55,7 +56,8 @@ export default async function ModCfhListPage({
 				.where(like(User.username, `%${q}%`))
 				.limit(50);
 			userIds = users.map((u) => u.id);
-		} catch {
+		} catch (error) {
+			logServerError("cfh.user_search_failed", error, { query: q });
 			userIds = [];
 		}
 
@@ -91,7 +93,10 @@ export default async function ModCfhListPage({
 		.from(SupportTickets)
 		.where(where)
 		.then((rows) => rows[0]?.total ?? 0)
-		.catch(() => 0);
+		.catch((error) => {
+			logServerError("cfh.count_failed", error);
+			return 0;
+		});
 	const pagination = calcPagination(total, parsed.page, parsed.perPage);
 
 	const tickets = await db
@@ -101,7 +106,10 @@ export default async function ModCfhListPage({
 		.orderBy(finalOrder)
 		.offset(pagination.offset)
 		.limit(pagination.perPage)
-		.catch(() => []);
+		.catch((error) => {
+			logServerError("cfh.query_failed", error);
+			return [];
+		});
 
 	const userIds = [
 		...new Set([